Answer:
The last one
Step-by-step explanation:
Because it tells you what y is 
 
        
                    
             
        
        
        
The answer to your question is the first option! Hope this helps. God bless
        
             
        
        
        
1st week - Lost 3 pounds = +3 
2nd week - Gained 1 pound = -1    
3+13 = + 22       
So 22+3 = 25                 25-1 = 24 
So Tina lost 24 pounds in 13 weeks. 
        
             
        
        
        
Answer:it B I think 
Step-by-step explanation:
I’m not sure though.
 
        
                    
             
        
        
        
Answer:
4
Step-by-step explanation:
h(7)= 7²-1= 49-1= 48
f(h(7))= 48/3 -12
= 16-12
= 4